diff --git a/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/impl/Cet_4ServiceImpl.java b/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/impl/Cet_4ServiceImpl.java
index 7460bba0..e69345a3 100644
--- a/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/impl/Cet_4ServiceImpl.java
+++ b/jeecg-module-system/jeecg-system-start/src/main/java/org/jeecg/modules/service/impl/Cet_4ServiceImpl.java
@@ -47,8 +47,11 @@ public class Cet_4ServiceImpl extends ServiceImpl<Cet_4Mapper, Cet_4> implements
         } else {
             queryWrapper.eq(Cet_4::getCollege, college).eq(Cet_4::getMajorname, major).ge(Cet_4::getResult, 425);
         }
+        queryWrapper.orderByAsc(Cet_4::getBatch);
         List<Cet_4> result = cet4Mapper.selectList(queryWrapper);
-        Map<Date, List<Cet_4>> collect = result.stream().collect(Collectors.groupingBy(Cet_4::getBatch));
+
+        Map<Date, List<Cet_4>> collect = result.stream().collect(Collectors.groupingBy(Cet_4::getBatch,LinkedHashMap::new,Collectors.toList()));
+
         for (Map.Entry<Date, List<Cet_4>> entry : collect.entrySet()) {
             double sum;
             if (major.equals("")) {